HK1047001A1 - Radio device and method of calibration of antenna directivity. - Google Patents

Radio device and method of calibration of antenna directivity.

Info

Publication number
HK1047001A1
HK1047001A1 HK02108584A HK02108584A HK1047001A1 HK 1047001 A1 HK1047001 A1 HK 1047001A1 HK 02108584 A HK02108584 A HK 02108584A HK 02108584 A HK02108584 A HK 02108584A HK 1047001 A1 HK1047001 A1 HK 1047001A1
Authority
HK
Hong Kong
Prior art keywords
calibration
radio device
antenna directivity
directivity
antenna
Prior art date
Application number
HK02108584A
Other versions
HK1047001B (en
Inventor
Yoshiharu Doi
Toshinori Iinuma
Yasunori Akatsuka
Original Assignee
Sanyo Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sanyo Electric Co filed Critical Sanyo Electric Co
Publication of HK1047001A1 publication Critical patent/HK1047001A1/en
Publication of HK1047001B publication Critical patent/HK1047001B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/267—Phased-array testing or checking devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/101—Monitoring; Testing of transmitters for measurement of specific parameters of the transmitter or components thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/11—Monitoring; Testing of transmitters for calibration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
HK02108584.3A 1999-03-30 2002-11-28 Radio device and method of calibration of antenna directivity HK1047001B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8915599 1999-03-30
PCT/JP2000/001724 WO2000060757A1 (en) 1999-03-30 2000-03-21 Radio device and method of calibration of antenna directivity

Publications (2)

Publication Number Publication Date
HK1047001A1 true HK1047001A1 (en) 2003-01-30
HK1047001B HK1047001B (en) 2005-06-03

Family

ID=13962969

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02108584.3A HK1047001B (en) 1999-03-30 2002-11-28 Radio device and method of calibration of antenna directivity

Country Status (8)

Country Link
US (1) US7035592B1 (en)
EP (1) EP1187354B1 (en)
KR (1) KR100399692B1 (en)
CN (1) CN1171395C (en)
AU (1) AU763056B2 (en)
DE (1) DE60024262T2 (en)
HK (1) HK1047001B (en)
WO (1) WO2000060757A1 (en)

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JP2003179424A (en) * 2001-12-12 2003-06-27 Ntt Docomo Inc Super directional array antenna system and control method
JP2003283411A (en) * 2002-03-22 2003-10-03 Sanyo Electric Co Ltd Radio equipment, transmission reception directivity control method, and transmission reception directivity control program
JP4003229B2 (en) * 2002-06-20 2007-11-07 日本電気株式会社 Array antenna receiver
US7031669B2 (en) * 2002-09-10 2006-04-18 Cognio, Inc. Techniques for correcting for phase and amplitude offsets in a MIMO radio device
WO2004040755A1 (en) * 2002-11-01 2004-05-13 Matsushita Electric Industrial Co., Ltd. Filter circuit and radio device
FR2848302B1 (en) * 2002-12-10 2005-05-27 Thales Sa METHOD FOR CALIBRATING A HYPERFREQUENCY SOURCE
US7392015B1 (en) * 2003-02-14 2008-06-24 Calamp Corp. Calibration methods and structures in wireless communications systems
JPWO2004095731A1 (en) 2003-04-21 2006-07-13 三洋電機株式会社 Receiver
KR100608736B1 (en) 2003-04-29 2006-08-04 엘지전자 주식회사 Apparatus for generating reference signal in a smart antenna system
CN100358378C (en) * 2003-07-17 2007-12-26 华为技术有限公司 An adjusting apparatus and method for array antenna send-receive channel
CN100337485C (en) * 2003-07-17 2007-09-12 华为技术有限公司 An adjusting apparatus and method for send-receive channel of wireless communication system
JP4524147B2 (en) * 2004-06-30 2010-08-11 京セラ株式会社 COMMUNICATION DEVICE, CALIBRATION METHOD, AND PROGRAM
JP4744965B2 (en) 2004-08-09 2011-08-10 パナソニック株式会社 Wireless communication device
KR100633047B1 (en) 2004-12-02 2006-10-11 삼성전자주식회사 Smart Antenna Communication System Employing Apparatus And Method For Signal Calibration
US20060240784A1 (en) * 2005-04-22 2006-10-26 Qualcomm Incorporated Antenna array calibration for wireless communication systems
US8498669B2 (en) 2005-06-16 2013-07-30 Qualcomm Incorporated Antenna array calibration for wireless communication systems
US8280430B2 (en) * 2005-11-02 2012-10-02 Qualcomm Incorporated Antenna array calibration for multi-input multi-output wireless communication systems
CA2628478C (en) * 2005-11-02 2016-05-17 Qualcomm Incorporated Antenna array calibration for wireless communication systems
US9118111B2 (en) * 2005-11-02 2015-08-25 Qualcomm Incorporated Antenna array calibration for wireless communication systems
KR101052341B1 (en) * 2005-12-08 2011-07-27 한국전자통신연구원 Base station signal monitoring device of smart antenna system with multiple antennas
US8264387B2 (en) * 2006-03-31 2012-09-11 Silicon Laboratories Inc. Transceiver having multiple signal processing modes of operation
CN101680923B (en) * 2007-06-12 2012-11-21 富士通株式会社 Electronic device and electronic device testing method
JP4544352B2 (en) * 2008-07-23 2010-09-15 ソニー株式会社 Wireless communication apparatus, wireless communication method, and computer program
US8441966B2 (en) 2010-03-31 2013-05-14 Ubidyne Inc. Active antenna array and method for calibration of receive paths in said array
US8311166B2 (en) * 2010-03-31 2012-11-13 Ubidyne, Inc. Active antenna array and method for calibration of the active antenna array
US8340612B2 (en) 2010-03-31 2012-12-25 Ubidyne, Inc. Active antenna array and method for calibration of the active antenna array
JP5620757B2 (en) 2010-09-01 2014-11-05 株式会社豊田中央研究所 Radar equipment
CN102780518B (en) * 2011-05-09 2014-12-03 华为技术有限公司 Calibration method and device of antenna gain
JP2017034439A (en) * 2015-07-31 2017-02-09 日本電気株式会社 Transmission/reception part, radio communication equipment using array antenna, and calibration method
US10523345B2 (en) * 2017-03-06 2019-12-31 Samsung Electronics Co., Ltd. Methods and apparatus for calibration and array operation in advanced MIMO system
US10382076B2 (en) * 2017-10-13 2019-08-13 Anritsu Corporation Antenna device and measurement method
CN112260709B (en) * 2019-07-03 2023-02-28 普罗斯通信技术（苏州）有限公司 POI power feedback device and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4532518A (en) * 1982-09-07 1985-07-30 Sperry Corporation Method and apparatus for accurately setting phase shifters to commanded values
JPH0656925B2 (en) 1985-06-27 1994-07-27 日本電気株式会社 Measuring device for characteristics of antenna
BR9507801A (en) 1994-06-03 1998-05-26 Ericsson Telefon Ab L M Process and system for calibrating the transmission and reception of an antenna array for use in a mobile radio communications system
US6463295B1 (en) * 1996-10-11 2002-10-08 Arraycomm, Inc. Power control with signal quality estimation for smart antenna communication systems
JP3369466B2 (en) 1997-03-18 2003-01-20 松下電器産業株式会社 Calibration device for array antenna wireless receiver
JP3389455B2 (en) 1997-06-17 2003-03-24 三洋電機株式会社 Adaptive array device and correction method therefor
US6037898A (en) * 1997-10-10 2000-03-14 Arraycomm, Inc. Method and apparatus for calibrating radio frequency base stations using antenna arrays
US6137999A (en) * 1997-12-24 2000-10-24 Motorola, Inc. Image reject transceiver and method of rejecting an image

Also Published As

Publication number Publication date
DE60024262D1 (en) 2005-12-29
AU3196600A (en) 2000-10-23
EP1187354A1 (en) 2002-03-13
CN1353886A (en) 2002-06-12
KR100399692B1 (en) 2003-09-29
CN1171395C (en) 2004-10-13
WO2000060757A1 (en) 2000-10-12
HK1047001B (en) 2005-06-03
EP1187354B1 (en) 2005-11-23
AU763056B2 (en) 2003-07-10
DE60024262T2 (en) 2006-10-26
EP1187354A4 (en) 2004-07-14
KR20010110464A (en) 2001-12-13
US7035592B1 (en) 2006-04-25

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20090321